Results 161 to 170 of about 136,207 (260)

A spam detection model based on the discriminative TF-IDF belief rule base. [PDF]

Sci Rep
Yang X, Zhou W, Duan X, Ma N, Wang Y.
europepmc   +1 more source

The Method dynavic TF-IDF

International Journal of Emerging Trends in Engineering Research, 2020
openaire   +1 more source

Multi‐Modal AI Approach in Depression Detection and Treatment: A Systematic Review of Last Decade

WIREs Data Mining and Knowledge Discovery, Volume 16, Issue 3, September 2026.
Overview of multimodal approaches for depression detection and treatment. ABSTRACT Depression is a common and devastating mental health illness with serious personal and societal consequences. Despite advancing treatment techniques, there are still hurdles in the effective diagnosis and treatment of depression, such as prompt diagnosis, personalized ...
Smith K. Khare, Esmaeil S. Nadimi, U. Rajendra Acharya, Victoria Blanes‐Vidal   +3 more
wiley   +1 more source

Hybrid topic classification approach integrating TF-IDF, BiGRU, and modified builder optimization algorithm (MBOA). [PDF]

Sci Rep
Gao X, Li R, Mashhadi A.
europepmc   +1 more source

What drives hateful tweets to go viral? Threat perception and Twitter engagement: The case of the COVID‐19 pandemic

Asian Journal of Social Psychology, Volume 29, Issue 3, September 2026.
Abstract Drawing on Intergroup Threat Theory as an analytical framework, this study analyses pandemic‐driven Sinophobic tweets to examine how threat‐laden language influences user engagement through computational text analysis. Findings showed that those conveying ideological threats generated higher engagement, whereas those involving mixed threat ...
Hyejin Kim, Thyago Mota, Sanga Song
wiley   +1 more source

A hybrid model integrating RoBERTa, TF-IDF, and attention mechanism for medical query intent classification. [PDF]

Sci Rep
Liang Z, Zhao Y, Xu H, Huang H, Chen L.
europepmc   +1 more source

From Past Outbreaks to Future Threats: Detecting Medical Conspiracy Theories With LLMs and Limited Labels

Expert Systems, Volume 43, Issue 9, September 2026.
ABSTRACT Online dissemination of conspiracy theories (CTs) during epidemics poses significant risks to public health. This paper addresses the problem of detecting CTs in social media posts with an emphasis on the resource‐constrained scenarios characterized by the scarcity of labelled datasets and expert annotations, and the lack of computational ...
Ipek Baris Schlicht, Damir Korenčić, Berta Chulvi, Lucie Flek, Paolo Rosso   +4 more
wiley   +1 more source

Features extraction based on Naive Bayes algorithm and TF-IDF for news classification. [PDF]

PLoS One
Zhang L.
europepmc   +1 more source

Single cell RNA-seq data clustering using TF-IDF based methods. [PDF]

BMC Genomics, 2018
Moussa M, Măndoiu II.
europepmc   +1 more source

Mapping the Landscape of the Economics of AI Literature: Gaps and Opportunities for Research and Policy

Journal of Economic Surveys, Volume 40, Issue 4, Page 2111-2128, September 2026.
ABSTRACT This paper investigates the evolving landscape of research on the economics of artificial intelligence (AI). Using topic modeling on a corpus of over 4,600 academic papers, we identify the dominant themes that have shaped the literature to date and highlight areas that remain relatively underexplored. In addition, we assess the extent to which
Lucy Hampton, John Lourenze Poquiz
wiley   +1 more source